43242111001 has 12 divisors (see below), whose sum is σ = 45997197312. Its totient is φ = 40643598744.

The previous prime is 43242110993. The next prime is 43242111043. The reversal of 43242111001 is 10011124234.

It is not a de Polignac number, because 43242111001 - 2³ = 43242110993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 43242111001.

It is not an unprimeable number, because it can be changed into a prime (43242111061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 425745 + ... + 517438.

It is an arithmetic number, because the mean of its divisors is an integer number (3833099776).

Almost surely, 2^43242111001 is an apocalyptic number.

It is an amenable number.

43242111001 is a deficient number, since it is larger than the sum of its proper divisors (2755086311).

43242111001 is a wasteful number, since it uses less digits than its factorization.

43242111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943348 (or 943329 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 43242111001 its reverse (10011124234), we get a palindrome (53253235235).

The spelling of 43242111001 in words is "forty-three billion, two hundred forty-two million, one hundred eleven thousand, one".